/***********************************************************************
filename: 	IrrlichtEventPusher.h
created:	12/22/2004
author:		Thomas Suter
*************************************************************************/
/***************************************************************************
 *   Copyright (C) 2004 - 2006 Paul D Turner & The CEGUI Development Team
 *
 *   Permission is hereby granted, free of charge, to any person obtaining
 *   a copy of this software and associated documentation files (the
 *   "Software"), to deal in the Software without restriction, including
 *   without limitation the rights to use, copy, modify, merge, publish,
 *   distribute, sublicense, and/or sell copies of the Software, and to
 *   permit persons to whom the Software is furnished to do so, subject to
 *   the following conditions:
 *
 *   The above copyright notice and this permission notice shall be
 *   included in all copies or substantial portions of the Software.
 *
 *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 *   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 *   IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 *   OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 *   ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 *   OTHER DEALINGS IN THE SOFTWARE.
 ***************************************************************************/
#ifndef CCEGUIEVENTPUSHER_H_INCLUDED
#define CCEGUIEVENTPUSHER_H_INCLUDED

#include <CEGUI.h>
#include <irrlicht.h>

namespace CEGUI
{
	using namespace irr;

	class EventPusher
	{
		gui::ICursorControl* cursorctrl;

		core::position2d<s32> pos;
		core::position2d<s32> dpos;

	public :

		EventPusher(irr::gui::ICursorControl* ctrl)
			:cursorctrl(ctrl)
		{
			cursorctrl->setPosition(0.5f,0.5f);
			pos=cursorctrl->getPosition();
			dpos.X=0;
			dpos.Y=0;
			initCodes();
		};

		virtual ~EventPusher(){};

		bool OnEvent(const SEvent& event)
		{
			switch(event.EventType)
			{
			case EET_KEY_INPUT_EVENT :
				if(event.KeyInput.PressedDown)
					return OnKeyDown(event.KeyInput.Key,event.KeyInput.Char,event.KeyInput.Control,event.KeyInput.Shift);
				else
					return OnKeyUp(event.KeyInput.Key,event.KeyInput.Char,event.KeyInput.Control,event.KeyInput.Shift);
				break;

			case EET_MOUSE_INPUT_EVENT :
				return OnMouse(event.MouseInput.X,event.MouseInput.Y,event.MouseInput.Wheel,event.MouseInput.Event);
				break;

			default:
				break;
			}
			return false;
		}

		bool OnKeyDown(EKEY_CODE key, wchar_t wch, bool /*ctrl*/, bool /*shift*/)
		{
			bool handled=false;
			CEGUI::System& cegui = CEGUI::System::getSingleton();
			handled = cegui.injectKeyDown(getKeyCode(key));
			handled = cegui.injectChar(wch) || handled;
			return handled;
		}

		bool OnKeyUp(EKEY_CODE key, wchar_t /*wch*/, bool /*ctrl*/, bool /*shift*/)
		{
			bool handled=false;
			CEGUI::System& cegui = CEGUI::System::getSingleton();
			handled=cegui.injectKeyUp(getKeyCode(key));
			return handled;
		}

		bool OnMouse(s32 x, s32 y, f32 w, EMOUSE_INPUT_EVENT e)
		{
			using namespace irr;
			bool handled=false;

			switch(e)
			{
				//! Left mouse button was pressed down.
			case EMIE_LMOUSE_PRESSED_DOWN:
				handled=CEGUI::System::getSingleton().injectMouseButtonDown(CEGUI::LeftButton);
                break;
				//! Right mouse button was pressed down.
			case EMIE_RMOUSE_PRESSED_DOWN:
				handled=CEGUI::System::getSingleton().injectMouseButtonDown(CEGUI::RightButton);
				break;
				//! Middle mouse button was pressed down.
			case EMIE_MMOUSE_PRESSED_DOWN:
				handled=CEGUI::System::getSingleton().injectMouseButtonDown(CEGUI::MiddleButton);
				break;
				//! Left mouse button was left up.
			case EMIE_LMOUSE_LEFT_UP:
				handled=CEGUI::System::getSingleton().injectMouseButtonUp(CEGUI::LeftButton);
				break;
				//! Right mouse button was left up.
			case EMIE_RMOUSE_LEFT_UP:
				handled=CEGUI::System::getSingleton().injectMouseButtonUp(CEGUI::RightButton);
				break;
				//! Middle mouse button was left up.
			case EMIE_MMOUSE_LEFT_UP:
				handled=CEGUI::System::getSingleton().injectMouseButtonUp(CEGUI::MiddleButton);
				break;
				//! The mouse cursor changed its position.
			case EMIE_MOUSE_MOVED:
                handled=CEGUI::System::getSingleton().injectMousePosition(x, y);
				break;
				//! The mouse wheel was moved. Use Wheel value in event data to find out
				//! in what direction and how fast.
			case EMIE_MOUSE_WHEEL:
				handled=CEGUI::System::getSingleton().injectMouseWheelChange(w);
				break;
			default:
				break;

			}
			return handled;

		}

		protected:

			unsigned char irr2ceCODE[irr::KEY_KEY_CODES_COUNT];

			void initCodes()
			{
				using namespace irr;
				memset(irr2ceCODE,0,KEY_KEY_CODES_COUNT);

				irr2ceCODE[KEY_LBUTTON          ] = 0;  // Left mouse button
				irr2ceCODE[KEY_RBUTTON          ] = 0;  // Right mouse button
				irr2ceCODE[KEY_CANCEL           ] = 0;  // Control-break processing
				irr2ceCODE[KEY_MBUTTON          ] = 0;  // Middle mouse button (three-button mouse)
				irr2ceCODE[KEY_XBUTTON1         ] = 0;  // Windows 2000/XP: X1 mouse button
				irr2ceCODE[KEY_XBUTTON2         ] = 0;  // Windows 2000/XP: X2 mouse button
				irr2ceCODE[KEY_BACK             ] = Key::Backspace; //0x08;  // BACKSPACE key
				irr2ceCODE[KEY_TAB              ] = Key::Tab; //0x09;  // TAB key
				irr2ceCODE[KEY_CLEAR            ] = 0;  // CLEAR key
				irr2ceCODE[KEY_RETURN           ] = Key::Return; //0x0D;  // ENTER key
				irr2ceCODE[KEY_SHIFT            ] = Key::LeftShift;  // SHIFT key
				irr2ceCODE[KEY_CONTROL          ] = Key::LeftControl;   // CTRL key
				irr2ceCODE[KEY_MENU             ] = Key::LeftAlt;  // ALT key
				irr2ceCODE[KEY_PAUSE            ] = Key::Pause;   // PAUSE key
				irr2ceCODE[KEY_CAPITAL          ] = Key::Capital;  // CAPS LOCK key
				irr2ceCODE[KEY_KANA             ] = Key::Kana;  // IME Kana mode
				irr2ceCODE[KEY_HANGUEL          ] = KEY_HANGUEL;  // IME Hanguel mode
				irr2ceCODE[KEY_HANGUL           ] = KEY_HANGUL;  // IME Hangul mode
				irr2ceCODE[KEY_JUNJA            ] = 0;  // IME Junja mode
				irr2ceCODE[KEY_FINAL            ] = 0;  // IME final mode
				irr2ceCODE[KEY_HANJA            ] = 0;  // IME Hanja mode
				irr2ceCODE[KEY_KANJI            ] = 0;  // IME Kanji mode
				irr2ceCODE[KEY_ESCAPE           ] = Key::Escape;  // ESC key
				irr2ceCODE[KEY_CONVERT          ] = Key::Convert;  // IME convert
				irr2ceCODE[KEY_NONCONVERT       ] = Key::NoConvert;  // IME nonconvert
				irr2ceCODE[KEY_ACCEPT           ] = 0;  // IME accept
				irr2ceCODE[KEY_MODECHANGE       ] = 0;  // IME mode change request
				irr2ceCODE[KEY_SPACE            ] = Key::Space;  // SPACEBAR
				irr2ceCODE[KEY_PRIOR            ] = Key::PageUp;  // PAGE UP key
				irr2ceCODE[KEY_NEXT             ] = Key::PageDown;  // PAGE DOWN key
				irr2ceCODE[KEY_END              ] = Key::End;  // END key
				irr2ceCODE[KEY_HOME             ] = Key::Home;  // HOME key
				irr2ceCODE[KEY_LEFT             ] = Key::ArrowLeft;  // LEFT ARROW key
				irr2ceCODE[KEY_UP               ] = Key::ArrowUp;  // UP ARROW key
				irr2ceCODE[KEY_RIGHT            ] = Key::ArrowRight;  // RIGHT ARROW key
				irr2ceCODE[KEY_DOWN             ] = Key::ArrowDown;  // DOWN ARROW key
				irr2ceCODE[KEY_SELECT           ] = 0;  // SELECT key
				irr2ceCODE[KEY_PRINT            ] = Key::SysRq;  // PRINT key
				irr2ceCODE[KEY_EXECUT           ] = 0;  // EXECUTE key
				irr2ceCODE[KEY_SNAPSHOT         ] = 0;  // PRINT SCREEN key
				irr2ceCODE[KEY_INSERT           ] = Key::Insert;//0x2D;  // INS key
				irr2ceCODE[KEY_DELETE           ] = Key::Delete;//0x2E;  // DEL key
				irr2ceCODE[KEY_HELP             ] = 0;  // HELP key
				irr2ceCODE[KEY_KEY_0            ] = Key::Zero;   // 0 key
				irr2ceCODE[KEY_KEY_1            ] = Key::One;    // 1 key
				irr2ceCODE[KEY_KEY_2            ] = Key::Two;    // 2 key
				irr2ceCODE[KEY_KEY_3            ] = Key::Three;  // 3 key
				irr2ceCODE[KEY_KEY_4            ] = Key::Four;   // 4 key
				irr2ceCODE[KEY_KEY_5            ] = Key::Five;   // 5 key
				irr2ceCODE[KEY_KEY_6            ] = Key::Six;    // 6 key
				irr2ceCODE[KEY_KEY_7            ] = Key::Seven;  // 7 key
				irr2ceCODE[KEY_KEY_8            ] = Key::Eight;  // 8 key
				irr2ceCODE[KEY_KEY_9            ] = Key::Nine;   // 9 key
				irr2ceCODE[KEY_KEY_A            ] = Key::A;  // A key
				irr2ceCODE[KEY_KEY_B            ] = Key::B;  // B key
				irr2ceCODE[KEY_KEY_C            ] = Key::C;  // C key
				irr2ceCODE[KEY_KEY_D            ] = Key::D;  // D key
				irr2ceCODE[KEY_KEY_E            ] = Key::E;  // E key
				irr2ceCODE[KEY_KEY_F            ] = Key::F;  // F key
				irr2ceCODE[KEY_KEY_G            ] = Key::G;  // G key
				irr2ceCODE[KEY_KEY_H            ] = Key::H;  // H key
				irr2ceCODE[KEY_KEY_I            ] = Key::I;  // I key
				irr2ceCODE[KEY_KEY_J            ] = Key::J;  // J key
				irr2ceCODE[KEY_KEY_K            ] = Key::K;  // K key
				irr2ceCODE[KEY_KEY_L            ] = Key::L;  // L key
				irr2ceCODE[KEY_KEY_M            ] = Key::M;  // M key
				irr2ceCODE[KEY_KEY_N            ] = Key::N;  // N key
				irr2ceCODE[KEY_KEY_O            ] = Key::O;  // O key
				irr2ceCODE[KEY_KEY_P            ] = Key::P;  // P key
				irr2ceCODE[KEY_KEY_Q            ] = Key::Q;  // Q key
				irr2ceCODE[KEY_KEY_R            ] = Key::R;  // R key
				irr2ceCODE[KEY_KEY_S            ] = Key::S;  // S key
				irr2ceCODE[KEY_KEY_T            ] = Key::T;  // T key
				irr2ceCODE[KEY_KEY_U            ] = Key::U;  // U key
				irr2ceCODE[KEY_KEY_V            ] = Key::V;  // V key
				irr2ceCODE[KEY_KEY_W            ] = Key::W;  // W key
				irr2ceCODE[KEY_KEY_X            ] = Key::X;  // X key
				irr2ceCODE[KEY_KEY_Y            ] = Key::Y;  // Y key
				irr2ceCODE[KEY_KEY_Z            ] = Key::Z;  // Z key
				irr2ceCODE[KEY_LWIN             ] = Key::LeftWindows;  // Left Windows key (Microsoft� Natural� keyboard)
				irr2ceCODE[KEY_RWIN             ] = Key::RightWindow;  // Right Windows key (Natural keyboard)
				irr2ceCODE[KEY_APPS             ] = Key::AppMenu;  //Applications key (Natural keyboard)
				irr2ceCODE[KEY_SLEEP            ] = Key::Sleep;  // Computer Sleep key
				irr2ceCODE[KEY_NUMPAD0          ] = Key::Numpad0;  // Numeric keypad 0 key
				irr2ceCODE[KEY_NUMPAD1          ] = Key::Numpad1;  // Numeric keypad 1 key
				irr2ceCODE[KEY_NUMPAD2          ] = Key::Numpad2;  // Numeric keypad 2 key
				irr2ceCODE[KEY_NUMPAD3          ] = Key::Numpad3;  // Numeric keypad 3 key
				irr2ceCODE[KEY_NUMPAD4          ] = Key::Numpad4;  // Numeric keypad 4 key
				irr2ceCODE[KEY_NUMPAD5          ] = Key::Numpad5;  // Numeric keypad 5 key
				irr2ceCODE[KEY_NUMPAD6          ] = Key::Numpad6;  // Numeric keypad 6 key
				irr2ceCODE[KEY_NUMPAD7          ] = Key::Numpad7;  // Numeric keypad 7 key
				irr2ceCODE[KEY_NUMPAD8          ] = Key::Numpad8;  // Numeric keypad 8 key
				irr2ceCODE[KEY_NUMPAD9          ] = Key::Numpad9;  // Numeric keypad 9 key
				irr2ceCODE[KEY_MULTIPLY         ] = Key::Multiply;  // Multiply key
				irr2ceCODE[KEY_ADD              ] = Key::Add;  // Add key
				irr2ceCODE[KEY_SEPARATOR        ] = 0;  // Separator key
				irr2ceCODE[KEY_SUBTRACT         ] = Key::Subtract;  // Subtract key
				irr2ceCODE[KEY_DECIMAL          ] = Key::Decimal;  // Decimal key
				irr2ceCODE[KEY_DIVIDE           ] = Key::Divide;  // Divide key
				irr2ceCODE[KEY_F1               ] = Key::F1;   // F1 key
				irr2ceCODE[KEY_F2               ] = Key::F2;   // F2 key
				irr2ceCODE[KEY_F3               ] = Key::F3;   // F3 key
				irr2ceCODE[KEY_F4               ] = Key::F4;   // F4 key
				irr2ceCODE[KEY_F5               ] = Key::F5;   // F5 key
				irr2ceCODE[KEY_F6               ] = Key::F6;   // F6 key
				irr2ceCODE[KEY_F7               ] = Key::F7;   // F7 key
				irr2ceCODE[KEY_F8               ] = Key::F8;   // F8 key
				irr2ceCODE[KEY_F9               ] = Key::F9;   // F9 key
				irr2ceCODE[KEY_F10              ] = Key::F10;  // F10 key
				irr2ceCODE[KEY_F11              ] = Key::F11;  // F11 key
				irr2ceCODE[KEY_F12              ] = Key::F12;  // F12 key
				irr2ceCODE[KEY_F13              ] = Key::F13;  // F13 key
				irr2ceCODE[KEY_F14              ] = Key::F14;  // F14 key
				irr2ceCODE[KEY_F15              ] = Key::F15;  // F15 key
				irr2ceCODE[KEY_F16              ] = 0;  // F16 key
				irr2ceCODE[KEY_F17              ] = 0;  // F17 key
				irr2ceCODE[KEY_F18              ] = 0;  // F18 key
				irr2ceCODE[KEY_F19              ] = 0;  // F19 key
				irr2ceCODE[KEY_F20              ] = 0;  // F20 key
				irr2ceCODE[KEY_F21              ] = 0;  // F21 key
				irr2ceCODE[KEY_F22              ] = 0;  // F22 key
				irr2ceCODE[KEY_F23              ] = 0;  // F23 key
				irr2ceCODE[KEY_F24              ] = 0;  // F24 key
				irr2ceCODE[KEY_NUMLOCK          ] = Key::NumLock;  // NUM LOCK key
				irr2ceCODE[KEY_SCROLL           ] = Key::ScrollLock;  // SCROLL LOCK key
				irr2ceCODE[KEY_LSHIFT           ] = Key::LeftShift;  // Left SHIFT key
				irr2ceCODE[KEY_RSHIFT           ] = Key::RightShift;  // Right SHIFT key
				irr2ceCODE[KEY_LCONTROL         ] = Key::LeftControl;  // Left CONTROL key
				irr2ceCODE[KEY_RCONTROL         ] = Key::RightControl;  // Right CONTROL key
				irr2ceCODE[KEY_LMENU            ] = Key::LeftAlt;  // Left MENU key
				irr2ceCODE[KEY_RMENU            ] = Key::RightAlt;  // Right MENU key
				irr2ceCODE[KEY_COMMA            ] = Key::Comma;//0xBC;  // Comma Key  (;)
				irr2ceCODE[KEY_PLUS             ] = Key::Add;  // Plus Key   (+)
				irr2ceCODE[KEY_MINUS            ] = Key::Minus;  // Minus Key  (-)
				irr2ceCODE[KEY_PERIOD           ] = Key::Period;//0xBE;  // Period Key (.)
				irr2ceCODE[KEY_ATTN             ] = 0;  // Attn key
				irr2ceCODE[KEY_CRSEL            ] = 0;  // CrSel key
				irr2ceCODE[KEY_EXSEL            ] = 0;  // ExSel key
				irr2ceCODE[KEY_EREOF            ] = 0;  // Erase EOF key
				irr2ceCODE[KEY_PLAY             ] = 0;  // Play key
				irr2ceCODE[KEY_ZOOM             ] = 0;  // Zoom key
				irr2ceCODE[KEY_PA1              ] = 0;  // PA1 key
				irr2ceCODE[KEY_OEM_CLEAR        ] = 0;  // Clear key
			}

			/*! translate the irrlicht keycode to cegui keycode
			\param kc
			the irrlicht keycode

			\return
			the cegui keycode
			*/
			uchar getKeyCode(irr::EKEY_CODE kc)
			{
				return irr2ceCODE[kc];
			}


	};

}


#endif
